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Home >> Hyundai >> 2006 >> Accent Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0103 Mass Or Volume Air Flow Circuit High Input >> Power Circuit Inspection
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Power Circuit Inspection

  1. IG "OFF".
  2. Disconnect MAFS connector.
  3. IG "ON" & ENG "OFF"
  4. Measure voltage between terminal 2 of MAFS harness connector and chassis ground.

    Specification: B+

  5. Is the measured voltage within specification?

    YES  : --> Go to "GROUND CIRCUIT INSPECTION " procedure.

    NO  : --> Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.